381807706

素因数分解:

$2^1\times 7^3\times {\mathrm{673}}^1\times {\mathrm{827}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 669686400

約数和(自身を除く): 287878694

約数列:

[1, 2, 7, 14, 49, 98, 343, 673, 686, 827, 1346, 1654, 4711, 5789, 9422, 11578, 32977, 40523, 65954, 81046, 230839, 283661, 461678, 556571, 567322, 1113142, 3895997, 7791994, 27271979, 54543958, 190903853, 381807706]

約数ペア:

[(1, 381807706), (2, 190903853), (7, 54543958), (14, 27271979), (49, 7791994), (98, 3895997), (343, 1113142), (673, 567322), (686, 556571), (827, 461678), (1346, 283661), (1654, 230839), (4711, 81046), (5789, 65954), (9422, 40523), (11578, 32977)]